# Workout Data vs FerroVox

The clearest difference is in-app purchases: Workout Data at none against FerroVox's 1. Workout Data also leads on device support (3 vs 1). FerroVox's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. FerroVox sells 1 one-off in-app purchase. Workout Data asks for nothing beyond the download.

Workout Data ships an update every 3 months, FerroVox every 3 weeks. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Workout Data | FerroVox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ferrovox/id6761067662/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Paid |
| Size | 8 MB | 9 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Piryon Enterprises LLC](https://appshunter.io/developer/1575432951) | [Thomas Hoffman](https://appshunter.io/developer/1887615669) |

## What reviewers say

### Workout Data

[App page](https://appshunter.io/ios/app/workout-data/id6443803027)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### FerroVox

[App page](https://appshunter.io/ios/app/ferrovox/id6761067662)

Log your workouts using your voice with this private, on-device tracker. Customize your gym, track every machine variation, and visualize your training with a muscle group heat map. Includes a plate math calculator and Apple Watch integration for hands-free logging.

**Highlights:** Voice logging, Custom gyms, Muscle group heat map, Plate math calculator, Apple Watch companion, Data export

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock FerroVox | $14.99 | one-time |


## Frequently asked questions

### Is Workout Data free?

Workout Data is free to download, with no in-app purchases.

### Is FerroVox free?

FerroVox is free to download, with in-app purchases available.

### Do Workout Data or FerroVox have ads?

Neither Workout Data nor FerroVox shows ads.

### Which is updated more often, Workout Data or FerroVox?

Workout Data ships an update every 3 months, and FerroVox every 3 weeks. Most recently, Workout Data was updated on October 11, 2026 and FerroVox on September 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*